Swiss skiers Camille Rast, Aline Danioth und Melanie Meillard have tested positive for the coronavirus and are out of Tuesday’s World Cup slalom in Zegreb. The national federation Swiss Ski said PCR tests confirmed original findings from internal tests. It also appears unlikely that they can return for weekend races in Kranjska Gora, Slovenia. Also yet to return from a coronavirus infection is team-mate Lara Gut-Behrami, a two-time world champion from 2021. American star Mikaela Shiffrin missed last week’s races after testing positive for the Sars-CoV-2, and it was not clear whether she could …